Volcanic Crossword Flashcards Preview

Geography 12 Tectonic Plates > Volcanic Crossword > Flashcards

Flashcards in Volcanic Crossword Deck (17)
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1
Q

Type of volcanic come found in short distance inland from subduction zones

A

Composite cone

2
Q

Volcanic cone consisting of cinders and ash

A

Cinder cone

3
Q

Igneous intrusion that intrudes horizontally

A

Sill

4
Q

Magma that erupted on earths surface

A

Lava

5
Q

Super-heated area of mantle

A

Hot spot

6
Q

Type of lava usually erupted from continental volcanoes

A

Andesite

7
Q

Volcanic mudflows

A

Lahars

8
Q

Domelike intrusion of magma

A

Laccolith

9
Q

Dealt denser than air mixture of hot gas from volcanoes

A

Nuées ardentes

10
Q

Largest igneous intrusion (Main magma chamber)

A

Batholith

11
Q

May result when basaltic lava cools

A

Columnar jointing

12
Q

Igneous intrusion that cuts rock layers

A

Dike

13
Q

Benefit of volcanoes

A

Rich soil

14
Q

Large crater formed by collapse of volcano

A

Caldera

15
Q

Block of hard volcanic rock left standing above landscape when softer outer layer of composite volcano erode away

A

Volcanic neck

16
Q

Volcanic cone with gentle slope, commonly found in oceans and made of basaltic lava

A

Shield cone

17
Q

Material ejected from volcanoes

A

Pyroclastics